gcc/testsuite/gcc.c-torture/execute/ieee/930529-1.c

   1 main ()
   2 {
   3   union {
   4     double d;
   5     unsigned char c[8];
   6   } d;
   7
   8   d.d = 1.0/7.0;
   9
  10   if (sizeof (char) * 8 == sizeof (double))
  11     {
  12       if (d.c[0] == 0x92 && d.c[1] == 0x24 && d.c[2] == 0x49 && d.c[3] == 0x92
  13           && d.c[4] == 0x24 && d.c[5] == 0x49 && d.c[6] == 0xc2 && d.c[7] == 0x3f)
  14         exit (0);
  15       if (d.c[7] == 0x92 && d.c[6] == 0x24 && d.c[5] == 0x49 && d.c[4] == 0x92
  16           && d.c[3] == 0x24 && d.c[2] == 0x49 && d.c[1] == 0xc2 && d.c[0] == 0x3f)
  17         exit (0);
  18 #if defined __arm__ || defined __thumb__
  19       if (d.c[4] == 0x92 && d.c[5] == 0x24 && d.c[6] == 0x49 && d.c[7] == 0x92
  20           && d.c[0] == 0x24 && d.c[1] == 0x49 && d.c[2] == 0xc2 && d.c[3] == 0x3f)
  21         exit (0);
  22 #endif
  23       abort ();
  24     }
  25
  26   exit (0);
  27 }